I need answer to this question

I Need Answer To This Question

Answers

Answer 1

Answer:

1. Graph C

2. Friction

Explanation:

1. The line on all of the graphs shown represents velocity. The formula for velocity is [tex]v=\frac{d}{t}[/tex] where d is distance and t is time. Focusing on the first lap, the starting point on the graph should be the origin and the "ending" point should be (20, 3). These requirements eliminate graph A as an answer because its "end" is not (20, 3). During the break, the student does not move, so the slope of the line should be completely horizontal. The break lasted for 5 minutes, so the correct graph should have a horizontal line between the points (20, 3) and (25, 3). This requirement eliminates graph B and D because their break is either not long enough (B) or too long (D).

2. Friction slows down the movement of objects. When an object is rough, it produces more friction which causes the object to be slowed more. When an object is smooth, friction slows it less than it would for a rough object.


Related Questions

Technician A says a SFI requires both crank and cam position sensors. Technician B says SFI engines can also function as MFI if necessary. Who is correct

Answers

Answer:

its b

Explanation:

What type of control would describe training, inspection, and housekeeping?

Answers

Answer:

Administrative controls,

Explanation:

such as training, inspection, housekeeping and so on can be used to limit exposure.

PLEASE HELP. no links please just want a straight up answer and explanation.​

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Answer:

Orthographic projection is the correct answer according to me, does it ring a bell ?

how much does it cost to install pavers per square foot

Answers

Answer:

paver installations can hit almost $50 per square foot.

Explanation:

ill give 100 to who ever says hi

Answers

hi! Ty for the points ❤️

why might methane be high in water even in areas that are not close to fracking wells

Answers

Answer:

Methane gas can occur in water wells from natural processes or from nearby drilling activity. Methane may occur in a water well due to natural conditions or it may enter a well due to human activities including coal mining, gas well drilling, pipeline leaks and from landfills.

Summarize what happens to an object when it is heated. Specifically, what happens to the molecules inside? What determines the total thermal energy of an object?
Plese don't just use a answer on goo gle at least use ur own words if u do.

Answers

Answer:

Explanation:

Hello, so this follows the kinetic particle theory.

Basically what happens when an object is heated is it gains heat energy, which allows make it gain kinetic energy.

This allows the particles to move fast, therefore colliding more frequently and speeding up the rate of reaction (if a reaction is occuring)

The thermal energy of the object will increase, as it's being heated, so it will gain more heat energy!

What does the Southern Calamari eat?
Sea slugs
Sea snails
Prawns, crabs and small fish
Algae, plankton, krill

Answers

They eat crabs and fish

The ceiling of a one story building is supported by a framework made up of members called

Answers

Answer:

Explanation:

If you mean supported vertically, the term you want is studs.

If you mean horizontally, the term you want is a joist.

Tech A says that a voltage drop test is typically used to find excessive resistance in a circuit. Tech B says that high resistance creates heat at the point of resistance in the circuit. Who is correct

Answers

Trick question, they are both correct (Both A &B)

What type of cooling tower uses temperature differences inside and outside the stack to facilitate air movement

Answers

There are three main types of cooling towers that are defined by how water or air pass through them. These types include crossflow, counterflow, and hyperbolic. There are also two varieties classified solely on airflow, known as induced draft and passive draft cooling towers

For a given depth, the type of floor truss that will span the greatest distance is a truss with a…..

* steel web

* wood web

* fiberglass web

* perforated web

Answers

Trusses are supports that are used on floors and roofs. Different trusses serve several purposes. For a given depth, the type of floor truss that will span the greatest distance is a truss with a;

Wood web

Wood trusses are known to span a long distance. They can be used for roofing with long heights and wide breadths. They can also be used for floors to support tiling.

The steel webs provide structural strength and support while the perforated webs have openings that allow for ease of communication.

Of the options listed, the wood web is notable for spanning long distances.

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5. What number filter lens is recommended when welding with SMAW and using 1/8" (3.2 mm)
covered electrodes?

Answers

Answer:

What filter lens is recommended for SMAW?

Table of Filter Lenses for Protection From Radiant Energy

Type of Operation Electric Size 1/32 in. Arc Current (Amp)

Shield metal arc welding (SMAW) 3 to 5 60 to 160

5 to 8 160 to 250

More than 8 250 to 500

Explanation:

What are the different types of process engineers?

Answers

In broad terms, engineering can be divided into four main categories – chemical, civil, electrical and mechanical engineering.

What is discharge coefficient and why is it important.

Answers

Answer: Think of a circle like a wheel of life for a car. It goes fast, it goes slow, well, this ca explain discharge's uses. Anything else?

Explanation:

When an electrical current develops between two dissimilar types of metal in the cooling system, this is called

Answers

Answer:

Galvanic corrosion is caused by the contact of two dissimilar metals.

Explanation:

The driving force for the corrosion is the potential difference that develops between the two metals.

what does it mean when your check engine light is flashing?

Answers

Answer:

check your engine light its gonna explode

Explanation:

Technician A says torque-steer is caused by low tire pressure. Technician B says steering return concerns may be caused by binding components. Who is correct

Answers

The technician that right between technician A who says the cause of torque-steer is due to low tire pressure and Technician B who says the cause of steering return could be as result of binding components is Technician B.

poor steering returnability can be associated to the situation whereby steering gear is too tight or improperly adjusted.

It can be caused also by Sticking or binding components, like king pin or ball joint, which can obstruct the steering wheel to return.

Torque steer can occur due to some situation such as difference of traction that is available beneath the two drive wheels and other factors but not by low tire pressure.

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Why are concrete masonry units (CMU) called breeze blocks?

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Answer:

A concrete masonry unit (CMU) is a standard-size rectangular block used in building construction. ... Those that use cinders (fly ash or bottom ash) as an aggregate material are called cinder blocks in the United States, breeze blocks (breeze is a synonym of ash) in the United Kingdom, and hollow blocks in the Philippines.

Explanation:

Borrowing money for a large purchase such as a car, house, or college is
called a
(4 Letters)

Answers

Answer:

The answer is loan. Hope this helps

plsssssss help jkjkjk it just some points :)
whats 100+100

Answers

Answer:

mee thx

Explanation:

Technician A says that some intake manifolds are plastic. Technician B says that some intake manifolds are constructed in two parts or sections: upper and lower. Which technician is correct

Answers

Answer:

technician b) is correct they can be constructed

Technician A says that central sequential fuel injection (CMFI) uses poppet nozzles located inside the intake manifold. Technician B says this design uses separate electrical fuel injectors. Who is correct

Answers

technicianb iscorecct yayayay Gucci Gucci yayayaAnswer:

Explanation:

Technician A says that central sequential fuel injection (CMFI) uses poppet nozzles located inside the intake manifold. Technician B says this design uses separate electrical fuel injectors. Both the technicians are correct.

What is Technician?

A technician is a worker in a technological sector who is skilled in the appropriate skill and technique and has a practical comprehension of the theoretical concepts.

Gasoline is poured into the inlet manifold, where it mixes with air before being drawn down into the cylinders through port fuel injection. Direct injection installs an injector on each cylinder, shooting fuel directly into the cylinder.

A kind of multiport injection known as sequential port fuel injection (SPFI) or timed injection. Despite the fact that basic MPFI has numerous injectors, they all spray fuel at the same time or in groups.

According to Technician A, poppet nozzles positioned within the intake manifold are used for central sequential fuel injection (CMFI). According to Technician B, this design makes use of a different electrical fuel.

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what do we call a landslide in which fine-grained soil moves cohesively but with extensive internal shearing?

Answers

it is called an earth flow

What is the engineering problem you are trying to solve during this project?

Answers

Answer:

i have no idea :0

Explanation:

With a(n) __________ system, the amount of suppression agent, pipe size and length, number of fittings, nozzle types, and flow rates are determined by factory and laboratory testing.

Answers

Answer:

pre engineered

With an pre engineered system, the amount of suppression agent, pipe size and length, number of fittings, nozzle types, and flow rates are determined by factory and laboratory testing.

With a pre-engineered system, the amount of suppression agent, pipe size and length, the number of fittings, nozzle types, and flow rates are determined by factory and laboratory testing.

What do you mean by a Pre-engineered system?

A pre-engineered system may be defined as a type of system that significantly has predetermined flow rates, nozzle pressures, and quantities of extinguishing agent.

It also has specific pipe sizes, maximum and minimum pipe lengths, flexible-hose specifications, numbers or fittings, and the number and types of nozzles.

The two common types of fire suppression systems are engineered and pre-engineered systems. An engineered fire suppression system works by flooding an entire room with a clean agent. Clean agents are gases that suppress fires without harming humans or equipment.

Therefore, with a pre-engineered system, the amount of suppression agent, pipe size and length, the number of fittings, nozzle types, and flow rates are determined by factory and laboratory testing.

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The tool in the above photograph is used to

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Excuse me, but you’ll need to provide an actual photograph for others to actually answer your question..

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